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A portable type recorder responds to recording over 1 and 2 channels. It is compact, light weight, and easily portable.
A recorder is available in 1-pen and 2-pen specifications. Its effective recording width is 120mm. It is compact. It is of a solid-line recording type equipped with input amplifiers and pen mechanism parts in each channel.
U-212 Specs
| Model |
U-212-1P-00 (1channel) U-212-2P-00 (2channel) |
|---|---|
| External dimensions | 280(W)×150(H)×200(D)mm (Projection things are not included.) |
| Mass | 1P Approx. 4.6kg / 2P Approx. 5kg |
| Use environment |
|
| Power supply | AC100V±10%,50Hz/60Hz |
| Operation method | Automatic zero balancing DC-servo |
| Writing width | 120mm |
| Measuring range |
10 / 50 / 100 / 500mV 1 / 5 / 10 / 50V (8ranges) |
| Input Impedance | 1MΩ (constant) |
| Input method | Floating |
| Resistance | Less than 10kΩ |
| Accuracy | ±0.6% (23℃) |
| Linearity | ±0.4% (23℃) |
| Dead band | ±0.2% |
| Pen speed | 0.5sec or less |
| Zero set range | ±100% from reference point |
| Chart speed |
10, 15, 20, 30, 40, 60 : mm/h, cm/h, mm/min, cm/min 24 steps and 23 speeds (10mm/min and 60cm/h are overlapping) |
| Pen lift | Manually operated |
| Calibration voltage | Built in voltage 50mV, Accuracy ±0.4%(23℃) |
| Torque reduction circuit | Operates as pen shake protection device |
| Event marker | Superimposing, Amplitude +3.5±1 graduation, Time 0.2 to 0.4sec |
| Noise rejection |
CMRR : DC 120dB or more AC(50/60Hz) 120dB or more NMRR : AC(50/60Hz) 40dB or more |
| Power consumption(TYP.) |
1Pen At balanced 18VA / Max. 23.6VA 2Pen At balanced 19VA / Max. 32.6VA |
| Insulation resistance |
Between power supply and chassis (GND) : 50MΩ or more (DC500V megger) Between analog input and chassis (GND) : 100MΩ or more (DC500V megger) |
| Dielectric strength |
Between power supply and chassis (GND) : AC1000V for 1 minute Between analog input and chassis (GND) : AC 500V for 1 minute |
| Recording paper | Folding recording paper No.12002Z40 (Length 16mm, right zero) |
| Recording pen | 1P NDA-5R(Red) / 2P NDK-18G(Green) |
Option
Current Shunt Adapter CSA-420
Adapter to measure 4 to 20 mA signal.
Using the built in 50 mV calibrate signal.
Using the built in 50 mV calibrate signal.
VERNIER VAR
This function allows each measurement range
to be expanded up to 2.5 times.
to be expanded up to 2.5 times.
Application example
Application example of U-212
- Records of maintenance of various equipment, including plants.
- Various experiments at universities, research laboratories, and enterprises.
